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1、预习导学案预习导学案1.cause increasing harm to2.spring to mind3.have the greatest impact on4.bring.close to extinction5.go extinct6.impact indirectly on animal populations7.be tracked and shot8.put.in danger 对对.造成日益严重的损害造成日益严重的损害突然想到突然想到对对.有最大的影响有最大的影响使使.濒临灭绝濒临灭绝（变得）灭绝（变得）灭绝 间接影响动物数量间接影响动物数量 被追踪和射杀被追踪和射杀使使.处于
2、危险状态处于危险状态句子翻译：1.Recent research by environmental scientists,however,shows that in fact humans are the most fearsome hunters who have the greatest impact on animal populations.2.When we build farms or factories,we destroy animal habitats and leave many animals with nowhere to live,or no food to eat.
3、3.Partly due to pollution caused by ship traffic and other human activities,the dolphin population has dropped greatly.预习导学案预习导学案Unit 1 Nature in the balanceIntegrated skills Do you know these animals?Lead-inSouth China tigerpandaTibetan antelopeBlack stork(黑鹳）黑鹳）What are they in common?They are all
4、 endagered.They are all rare animal protected by law in China.Why they are close to extinction?Because of some human activities,which damaged their habitats,and some natural disaters.Lead-inReading and understanding What kind of human activities have brought animals close to extinction?Hunting,fishi
5、ng,development in towns and cities.What are the three main reasons why people hunt animals?We hunt animals for food,for fashion and for fun.How do human activities indirectly influence animals?We destroy their habitats when we build farms or factories.Air,water,noise and light pollution can have an
6、impact on animals.Reading and understandingReflecting and rethinking What do you think of humans behaviour?Why?Whats the significance of protecting animals?In terms of the impacts caused by human activities mentioned in the news report,what should we do accordingly?Read the questions in part B1 on p
7、age 9,and make some reasonable predictions about the answers.while-watchingTask 1 Watch the video and complete the questions in part B1 on page 9.1.What happened to several whale species in the last century?They were hunted near to extinction.2.What can protected areas ensure?They can ensure water a
8、nd food supplies are safe.3.What causes the loss of animal habitats in the Amazon rainforest?People cutting down trees.4.What will we be better able to do if we learn more about how human activities harm the environment?We will be better able to change our behaviour.B2 Predicate and Listen to the ta
9、pe again and complete the notes.Animal protectionImportance of animalsThey make our world more(1)_.They provide (2)_ for us.They play a role in (3)_ of our ecosystem.Ways to protect animalsMake hunting endangered animals(4)_.Protect(5)_.Create well-planned and well-managed protected areas.Take small
10、 actions,like (6)_.Make people understand the problems facing animals.beautiful and livelyfood and medicinemaintaining the balanceagainst the lawanimal habitatsusing less paperAfter-watchingWhy to protect animals?Why are animals endangered?How to protect animals?They helped maintain our ecosystem.Hu
11、nting and fishing.Create protected areas.Group Discussion:Have students choose one aspect to discuss the questions below in group and remind them that the expressions listed on page10 can be used in their statement.After-watchingWhy to protect animals?Why are animals endangered?How to protect animal
12、s?They helped maintain our ecosystem.Hunting and fishing.Create protected areas.They provide us with food and clothes.Cutting down trees.Agriculture.Cut down fewer trees.Use little paper.Raise peoples awareness.Homework假定你是李华，你需要为校报写一篇文章呼吁每一个人来保护动物。需包含以下要点：1.解释人类动物是如何影响动物的；2.提出相应的保护动物的措施。Help protec
13、t animals!Animals are of great significance to our world,and we must work together to protect them.Some of them bring us joy.Some provide us with food and clothes.Still others have led us to key advances in science and technology.Last but not least,animals help maintain the balance of our ecosystem.
14、Unfortunately,many species are endangered because of us.Human activities have done much harm to animals.Some human activities,such as hunting and fishing,directly cause populations of many animals to fall.Other human activities have an indirect impact on animals.For example,the destruction of the Am
15、azon rainforest has led to the loss of animal habitats.We must try to do whatever we can to protect animals.By reducing our use of wood and paper,we can save not only trees,but animals living in the forests.Likewise,we should try to reduce the amount of beef that we eat,since many trees in the Amazon are cut down to make room for cattle farming.But above all,we should spread awareness about the importance of animals and their need for protection.